孤立性纤维性肿瘤(solitary fibrous tumor,SFT)是一种罕见的梭形细胞肿瘤,最常发生于胸膜的浆膜面,也有报道发生于胸膜以外的各个部位,包括肺、纵隔、心包、腹膜、上呼吸道、甲状腺、肝脏、软组织[1]、鼻咽,鼻旁窦、腮腺、脑膜[2]。近年来发生于眼眶的SFT屡有报道,1994年Dorfm Solitary fibrous tumor (solitary fibrous tumor, SFT) is a rare spindle cell tumor, most commonly occurring in the pleural serosal surface, has also been reported in various parts of the outside of the pleura, including lungs, mediastinum, pericardium, peritoneum , Upper respiratory tract, thyroid, liver, soft tissue [1], nasopharynx, paranasal sinuses, parotid gland, and meninges [2]. In recent years occurred in the orbit of the SFT has repeatedly been reported in 1994 Dorfm